Vibratory stimulation on cervical trachea for enhancement of sputum expectoration.

UMIN ID: UMIN000017425

Registered date:07/05/2015

Basic Information

• Recruitment status: Complete: follow-up complete
• Health condition(s) or Problem(s) studied: Chronic inflammatory airway diseases
• Date of first enrollment: 2012/02/01
• Target sample size: 20
• Countries of recruitment: Japan
• Study type: Interventional

Intervention(s)

After 2 weeks period of observation period, the tracheal vibration method and Acapella was conducted for 4 weeks by cross-over fashion with 4 weeks period of wash-out phase in between.
After 2 weeks period of observation period, the tracheal vibration method and Acapella was conducted for 4 weeks by cross-over fashion with 4 weeks period of wash-out phase in between.

Outcome(s)

• Primary Outcome: The degree of improvement of difficulties in expectoration sputum.
• Secondary Outcome: QOL, Pulmonary function tests

Key inclusion & exclusion criteria

• Age minimum: 18years-old
• Age maximum: 100years-old
• Gender: Male and Female
• Exclude criteria: # Systemic corticosteroi use 4 weeks prior to the entry to the study. # Respiratory tract infection 4 weeks prior to the entry to the study. # Co-existence of GERD, neuromuscular diseases, active airway bleeding, uncontrolled asthma, recent pneumothorax. # Operation of thorax or abdomen 4 weeks prior to the entry to the study.

Related Information

• Primary Sponsor: National Hospital Organization Disaster Medical Center
• Source(s) of Monetary Support: Suzuken Memorial Fundation